Built specifically for 1–8‑bay NAS systems, the WD Red Plus WD20EFRX combines 2TB capacity, 5400RPM IntelliPower, and a 64MB cache with CMR recording technology—ensuring reliable performance under RAID workloads. Powered by NASware™ firmware, it’s optimized for 24/7 operation, compatibility-enhanced across major NAS brands, and engineered for energy efficiency to reduce operational costs.
Boasting key technologies like Advanced Format, 3D Active Balance Plus, and S.M.A.R.T. monitoring, this drive delivers quieter, smoother operation while maintaining data integrity in multi-drive environments. Whether you're backing up critical data, media streaming, or running a small business file server, the WD20EFRX is a dependable, well-balanced choice for affordable and robust NAS storage that comes backed by a 3‑year limited warranty.